Size Chart: Size 1 fits SNOUT size 6 - 6 1/2 inches Size 2 fits SNOUT size 7 - 8 inches Size 3 fits SNOUT size 8 1/2 - 9 inches Size 4 fits SNOUT size 9 1/2 - 10 inches Size 5 fits SNOUT size 10 1/2 - 11 1/2 inches Size 6 fits SNOUT size 12 - 13 inches Size 7 fits SNOUT size 14 - 15 1/2 inches How to Measure your Dog for these Muzzles: Measure the circumference midway between the tip of the nose and eyes, under the chin and over the top of your dog's muzzle. Take that number and ADD 1 inch for SMALL and MEDIUM dogs, ADD 2 inches for LARGE dogs. This number becomes the SNOUT SIZE. If you are in-between sizes, choose the larger muzzle. Example 1: If you have a miniature schnauzer and you measure your dog's snout and get 7 inches, ADD 1 inch. Your SNOUT size is 8 inches. You should order a Size 3 muzzle. Example 2: If you have a Saint Bernard and you measure your dog's snout and get 13 inches, ADD 2 inches. Your SNOUT size is 15 inches. You should order a size 7 muzzle. How to measure your dog for these muzzles: Measure the circumference midway between the tip of the nose and eyes, under the chin and over the top of your dog's muzzle. Take that number and ADD 1 inch for SMALL and MEDIUM dogs, ADD 2 inches for LARGE dogs. This number becomes the SNOUT SIZE. If you are in-between sizes, choose the larger muzzle. Example 1: If you have a miniature schnauzer and you measure your dog's snout and get 7 inches, ADD 1 inch. Your SNOUT size is 8 inches. You should order a Size 3 muzzle. Example 2: If you have a Saint Bernard and you measure your dog's snout and get 13 inches, ADD 2 inches. Your SNOUT size is 15 inches. You should order a size 7 muzzle. BRAND: Downtown Pet Supply.

See HOW TO MEASURE your dog under the Description below or contact seller Made of Stong Flexible Plastic, includes comfort strip for the dog's snout Offers a high level of safety when working with aggressive dogs that bite or bark Adjustable nylon strap with quick release buckle and comfort strip for the dog's snout A humane and safe way to work with strong forceful dogs